Thales DIS 02.000 path traversal

Summaryinfo

A vulnerability described as problematic has been identified in Thales DIS 02.000. The affected element is an unknown function. Executing a manipulation can lead to path traversal. The identification of this vulnerability is CVE-2020-15858. The attack can only be executed locally. There is no exploit available.

Detailsinfo

A vulnerability was found in Thales DIS 02.000. It has been declared as problematic. This vulnerability affects an unknown code block. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Some devices of Thales DIS (formerly Gemalto, formerly Cinterion) allow Directory Traversal by physically proximate attackers. The directory path access check of the internal flash file system can be circumvented. This flash file system can store application-specific data and data needed for customer Java applications, TLS and OTAP (Java over-the-air-provisioning) functionality. The affected products and releases are: BGS5 up to and including SW RN 02.000 / ARN 01.001.06 EHSx and PDSx up to and including SW RN 04.003 / ARN 01.000.04 ELS61 up to and including SW RN 02.002 / ARN 01.000.04 ELS81 up to and including SW RN 05.002 / ARN 01.000.04 PLS62 up to and including SW RN 02.000 / ARN 01.000.04

The weakness was shared 08/21/2020 (Website). The advisory is shared for download at thalesgroup.com. This vulnerability was named CVE-2020-15858 since 07/20/2020. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1006.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• Thales

Name

• DIS

Version

• 02.000

CPE 2.3info

• 🔍

CPE 2.2info

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